TY - GEN AU - Broekaert, E. TI - European workshop on drug policy oriented research : Ghent, 15-16 December 1988 PY - 1988/// CY - Gent PB - R.U.G. KW - aids KW - congressen en studiedagen KW - drugs KW - epidemiologie KW - hulpverlening KW - onderzoek KW - zelfhulpgroepen ER -